Rishi: Viśvāmitra Gāthina (traditional attribution for Mandala 3)
Devata: Agni
Chandas: Tr̥ṣṭubh (likely; RV 3.16 commonly in Tr̥ṣṭubh—verify against a metrical pad-count in a critical edition)
Samhita Patha (Devanagari)शग्धि वाजस्य सुभग प्रजावतोऽग्ने बृहतो अध्वरे । सं राया भूयसा सृज मयोभुना तुविद्युम्न यशस्वता ॥
Recitation with translationRig Veda 3.16.6
Transliterationśagdhí vā́jasya subhaga prajā́vato’gne bṛható adhvaré | sáṃ rāyā́ bhū́yasā sṛja mayobhúnā tuv́idyumna yaśásvatā ||
Translationअग्नि, तू भाग्य देता है। बड़े यज्ञ में हमें ताकत और धन दे। ऐसा धन जो ज़्यादा हो, सुख दे, चमक हो और नाम बने।
Word by Wordशग्धिbe able; grant; accomplish वाजस्यof the prize/strength (vāja) सुभगO fortunate/bounteous one प्रजावतःof (one) possessing offspring; fruitful अध्वरेof the sacrifice/ritual रायाःfrom wealth; from riches भूयसाwith more; with greater (abundance) सृजsend forth; bestow; release मयोभुनाwith beneficence; with gladdening aid तुविद्युम्नO one of abundant glory/splendour यशस्वताwith fame; with gloriousness 
